CVE-2020-15719

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It considers CN even when there is a non-matching subjectAltName (SAN). This is fixed in, for example, openldap-2.4.46-10.el8 in Red Hat Enterprise Linux."}, {"lang": "es", "value": "libldap en determinados paquetes OpenLDAP de terceros presenta un fallo de comprobaci\u00f3n de certificados cuando el paquete de terceros est\u00e1 afirmando que admite RFC6125. Considera CN incluso cuando se presenta un subjectAltName (SAN) no coincidente. Esto es corregido, por ejemplo, en la versi\u00f3n openldap-2.4.46-10.el8 en Red Hat Enterprise"}], "id": "CVE-2020-15719", "lastModified": "2026-06-17T02:57:07.147", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:H/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 2.5, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2020-07-14T14:15:17.667", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00033.html"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00059.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHBA-2019:3674"}, {"source": "cve@mitre.org", "tags": ["Permissions Required", "Vendor Advisory"], "url": "https://bugs.openldap.org/show_bug.cgi?id=9266"}, {"source": "cve@mitre.org", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1740070"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10365"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00033.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00059.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/errata/RHBA-2019:3674"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Vendor Advisory"], "url": "https://bugs.openldap.org/show_bug.cgi?id=9266"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1740070"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10365"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://www.oracle.com/security-alerts/cpuapr2022.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-295"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Christian Heimes and Jakub Hrozek for reporting this issue.", "affected_release": [{"advisory": "RHBA-2019:3674", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "openldap-0:2.4.46-10.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2019-11-05T00:00:00Z"}], "bugzilla": {"description": "openldap: Certificate validation incorrectly matches name against CN-ID", "id": "1853350", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1853350"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N", "status": "verified"}, "cwe": "CWE-297", "details": ["libldap in certain third-party OpenLDAP packages has a certificate-validation flaw when the third-party package is asserting RFC6125 support. It considers CN even when there is a non-matching subjectAltName (SAN). This is fixed in, for example, openldap-2.4.46-10.el8 in Red Hat Enterprise Linux."], "name": "CVE-2020-15719", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "openldap", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Out of support scope", "package_name": "openldap24-libs", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "compat-openldap", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "openldap", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "compat-openldap", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "openldap", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2019-08-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2020-15719\nhttps://nvd.nist.gov/vuln/detail/CVE-2020-15719\nhttps://bugzilla.redhat.com/show_bug.cgi?id=1740070"], "threat_severity": "Low"}

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